CN202057493U - Oil source apparatus for detection of fuel oil system of engine - Google Patents
Oil source apparatus for detection of fuel oil system of engine Download PDFInfo
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- CN202057493U CN202057493U CN2011201058092U CN201120105809U CN202057493U CN 202057493 U CN202057493 U CN 202057493U CN 2011201058092 U CN2011201058092 U CN 2011201058092U CN 201120105809 U CN201120105809 U CN 201120105809U CN 202057493 U CN202057493 U CN 202057493U
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Abstract
The utility model discloses an oil source apparatus for detection of the fuel oil system of an engine. An oil tank, and an oil supply pipeline and an oil return pipeline for connecting a device to be detected are mounted on the mobile vehicle body, the front ends of the oil supply pipeline and the oil return pipeline are connected with the oil tank, the tail ends are equipped with externally connecting oil ports for connecting the device to be detected, a pump component is serially connected in the oil supply pipeline, a pressure regulating branch composed of a pilot type overflow control valve is connected in a pipeline between the front ends and the tail lends of the oil supply pipeline and the oil return pipeline, and a pressure regulating switch is connected between the pilot control port of the pilot type overflow control valve and the oil return pipeline. The oil source apparatus has the advantages that the structure is simple structure, the moving is convenient, the oil source apparatus may be moved near the engine to supply externally connecting power source for the fuel oil system of the engine, thus realizing the field test of the engine, saving labor force and material resources, improving the detection efficiency of the engine, avoiding the wearing of the engine due to dismounting, and extending the service life of the engine.
Description
Technical field
The utility model relates to a kind of oil sources device that is used for simulated engine supplying fuel when the detection of engine fuel jet.
Background technology
At present, in automobile, aviation and navigation field all with fuel engines as the major impetus source.The quality of engine directly has influence on the performance and the safety of automobile, aircraft or steamer, therefore needs frequent every performance index to engine to detect.Especially for aircraft engine, all be after engine performance descends, just engine to be dismantled and overhauled in the past, the flight safety of aircraft is brought very big hidden danger, therefore be now conventional way be before aircraft takes off each time all the every performance to its engine carry out ground detection, to guarantee that engine is in good working order constantly, ensure flight safety.But because engine can not starting engine when carrying out ground detection, therefore the fuel injection system to engine can't detect separately, and for aircraft engine, can not simply dismantle, thereby can't carry out ground detection to the fuel jet of aircraft engine at present, cause and detect not exclusively, have influence on the safety of aircraft and the serviceable life of engine easily.
The utility model content
The purpose of this utility model is: provide a kind of engine fuel oil system to detect and use the oil sources device, to solve the problem that present engine fuel oil system detects inconvenience.
The technical solution of the utility model is: a kind of engine fuel oil system detects uses the oil sources device, comprise portable car body, fuel tank and the oil feed line and the return line that are used to be connected Devices to test are installed on the car body, described oil feed line is connected with fuel tank with the head end of return line, its end is provided with the outer oil-collecting hole that is used to connect Devices to test, have and be serially connected with pumping set spare in the oil feed line, between the first and last end of oil feed line and return line, be connected with pilot operated compound relief valve pressure regulation branch road in the pipeline, between the pilot control opening of pilot operated compound relief valve and return line, be connected with the pressure tap changer.
Be arranged in parallel outer oil-collecting hole more than two groups at the end of described oil feed line and return line, be respectively equipped with a three position four-way directional control valve between every group of outer oil-collecting hole and described oil feed line and the return line, described oil feed line and return line be corresponding respectively to be connected on the oil-in and oil return opening of each three position four-way directional control valve, and the outer oil-collecting hole of described each group correspondence respectively is connected on the oil-out of three position four-way directional control valve.
On the oil feed line between described pumping set spare oil outlet end and the pilot operated compound relief valve, be serially connected with one-level fine filter at least, on the return line between described pilot operated compound relief valve and the fuel tank, also be provided with return filter.
Return line between described pilot operated compound relief valve and the fuel tank is provided with thermometer and water-filled radiator.
Oil feed line between described pilot operated compound relief valve and the outer oil-collecting hole is provided with pressure gauge and flowmeter.
On the return line between described pilot operated compound relief valve and the fuel tank, also be provided with external sample valve.
Between the oil outlet end of described pumping set spare and fuel tank, also be connected with safety valve.
In described fuel tank and oil feed line that pumping set spare is connected, be serially connected with switch valve.
In described fuel tank, be provided with liquid level relay.
Between the Long-distance Control mouth of described pilot operated compound relief valve and return line, also be connected with the pressure tap changer.
The utility model is installed on the moving body fuel tank, pumping set spare etc. are integrated, it is simple in structure, conveniently moving, can move to the other fuel system of engine in use external power source is provided, thereby the on-the-spot test of the engine of realizing has reduced the dismantlement work of engine engine, manpower and materials have been saved, improved the detection efficiency of engine, avoided dismounting, is improved the serviceable life of engine the wearing and tearing that engine causes.
Description of drawings
Fig. 1 is the oil channel structures synoptic diagram of the utility model engine fuel oil system detection with oil sources device specific embodiment;
Fig. 2 is the outside drawing of the utility model engine fuel oil system detection with oil sources device specific embodiment.
Embodiment
Engine fuel oil system of the present utility model detect with the specific embodiment of oil sources device as Fig. 1, shown in Figure 2, it has a car body 101 when mobile, be fixed with install bin 100 on the portable car body 101, fuel tank 2 is installed in install bin 100, on fuel tank 2, be connected with the head end of oil feed line and return line respectively, in oil feed line, be serially connected with pumping set spare 22, the oil outlet end of pumping set spare 22 is serially connected with retaining valve 21, between the oil-out of retaining valve 21 and return line, be connected with the pressure regulation branch road of forming by pilot operated compound relief valve 11, be connected with pressure tap changer 10 between the pilot control opening of this pilot operated compound relief valve 11 and the return line.End at oil feed line and return line is connected with two 3-position 4-way solenoid directional control valves that are arranged in parallel 12,15, oil feed line and return line respectively with two or three four-way electromagnetic reversing valve 12,15 on be connected corresponding of oil-in with oil return opening, be connected with the outer oil-collecting hole that is used to connect engine to be measured respectively on two pairs of oil-outs on two or three four-way electromagnetic reversing valve 12,15, also be serially connected with switch valve 23 in the oil feed line that between fuel tank 2 and pumping set spare 22, is connected.
For the fuel oil in this oil sources device is filtered, the accuracy of assurance test is also avoided the engine fuel spout is caused damage, in the present embodiment, be serially connected with one-level fine filter 20 and secondary fine filter 19 at the fuel-displaced side oil feed line that is arranged in retaining valve 21, and the while also is provided with external sample valve 8 on the return line between pilot operated compound relief valve and the fuel tank, utilize the external sample valve 8 can outer BOR Bunker of Redelivery pick-up unit, the cleanliness factor of fuel oil is monitored.
Carry out for the safety that guarantees to test, prevent that the oil temperature of fuel oil is too high, in the present embodiment, be serially connected with thermometer 9 and water-filled radiator 7 on the return line that between described pilot operated compound relief valve 11 and fuel tank 2, is connected.
For fuel feed amount accurately can be provided when engine detects, in the present embodiment, pilot operated compound relief valve 11 and outside be serially connected with pressure gauge 18 and flowmeter 17 on the oil feed line between the oil-collecting hole.
For preventing that pressure is excessive in this oil sources device oil feed line each parts in the oil circuit are caused damage, between the oil-out of retaining valve 21 and fuel tank 2, also be parallel with safety valve 6 in the present embodiment, thereby make this oil sources device have explosion prevention function, improve the safety in utilization of this oil sources device.
In order to make this oil sources device have self-cleaning function, improve the accuracy that engine detects, impurity when preventing to detect in the fuel oil stops up engine nozzle, in the present embodiment pilot operated compound relief valve 11 and outside also be serially connected with stop valve tap changer 16 in the oil feed line between the oil-collecting hole.
In order to prevent to cause this oil sources device operation irregularity because of oil level in the fuel tank 2 hangs down excessively, the assurance engine detects and can carry out smoothly, liquid level relay 3 also is installed in fuel tank 2 in the present embodiment, realizes low liquid level warning, and when oil starvation, close the power supply of pumping set spare 22 by liquid level relay 3.
Before the use, close stop valve by-pass cock 16 earlier, fluid in the fuel tank 2 is got back to fuel tank 2 by fuel feeding switch 23, pumping set spare 22, retaining valve 21, one-level fine filter 20, secondary fine filter 19, pilot operated compound relief valve 11, water-filled radiator 7, return filter 5, form the self-loopa of a sealing, utilize the impurity in fuel in 19 pairs of fuel tanks 2 of one-level fine filter 20 and secondary fine filter to filter, and detect by the cleanliness factor of sample valve 8 samplings to fluid.During use, with two consistent lubricant pipes 13,14 are connected on the fuel jet and annex thereof of two outer oil-collecting holes and engine, start pumping set spare 22, can provide oil sources power to the spout and the annex thereof of engine fuel oil system, thereby easily engine fuel oil system is tested, the flow of oil circuit and oil pressure directly embody by flowmeter 17 and pressure gauge 18, can regulate the oil pressure of oil feed line by the pressure tap changer 10 that is connected on stop valve by-pass cock 16 and the pilot operated compound relief valve 11, liquid level relay 3 can guarantee that 2 li of fuel tanks have sufficient fluid, when fluid is not enough, liquid level relay 3 outages, pumping set spare 22 can not be worked, safety valve 6 can guarantee the oil liquid pressure in the oil feed line, prevents oil feed line superpressure damage equipment.
The utility model can not only detect the fuel system of engine, can also detect hydraulic system after changing different pumping set spares.
Claims (10)
1. an engine fuel oil system detects and uses the oil sources device, it is characterized in that, comprise portable car body, fuel tank and the oil feed line and the return line that are used to be connected Devices to test are installed on the car body, described oil feed line is connected with fuel tank with the head end of return line, its end is provided with the outer oil-collecting hole that is used to connect Devices to test, have and be serially connected with pumping set spare in the oil feed line, between the first and last end of oil feed line and return line, be connected with pilot operated compound relief valve pressure regulation branch road in the pipeline, between the pilot control opening of pilot operated compound relief valve and return line, be connected with the pressure tap changer.
2. engine fuel oil system according to claim 1 detects uses the oil sources device, it is characterized in that, be arranged in parallel outer oil-collecting hole more than two groups at the end of described oil feed line and return line, be respectively equipped with a three position four-way directional control valve between every group of outer oil-collecting hole and described oil feed line and the return line, described oil feed line and return line be corresponding respectively to be connected on the oil-in and oil return opening of each three position four-way directional control valve, and the outer oil-collecting hole of described each group correspondence respectively is connected on the oil-out of three position four-way directional control valve.
3. engine fuel oil system according to claim 1 detects uses the oil sources device, it is characterized in that, on the oil feed line between described pumping set spare oil outlet end and the pilot operated compound relief valve, be serially connected with one-level fine filter at least, on the return line between described pilot operated compound relief valve and the fuel tank, also be provided with return filter.
4. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that, the return line that is connected between described pilot operated compound relief valve and the fuel tank is provided with thermometer and water-filled radiator.
5. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that the oil feed line between described pilot operated compound relief valve and the outer oil-collecting hole is provided with pressure gauge and flowmeter.
6. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that, also is provided with external sample valve on the return line between described pilot operated compound relief valve and the fuel tank.
7. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that, also is connected with safety valve between the oil outlet end of described pumping set spare and fuel tank.
8. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that, is serially connected with switch valve in described fuel tank and oil feed line that pumping set spare is connected.
9. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that, is provided with liquid level relay in described fuel tank.
10. engine fuel oil system according to claim 1 detects and uses the oil sources device, it is characterized in that described three position four-way directional control valve is a solenoid directional control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201058092U CN202057493U (en) | 2011-04-12 | 2011-04-12 | Oil source apparatus for detection of fuel oil system of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201058092U CN202057493U (en) | 2011-04-12 | 2011-04-12 | Oil source apparatus for detection of fuel oil system of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057493U true CN202057493U (en) | 2011-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201058092U Expired - Fee Related CN202057493U (en) | 2011-04-12 | 2011-04-12 | Oil source apparatus for detection of fuel oil system of engine |
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| CN (1) | CN202057493U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390788A (en) * | 2014-11-19 | 2015-03-04 | 中国南方航空工业(集团)有限公司 | Oil supply oil way used for engine test bed and method for controlling oil supply oil way |
| CN107462413A (en) * | 2017-09-18 | 2017-12-12 | 广州华润热电有限公司 | A kind of experiment detection device |
| CN109404369A (en) * | 2018-12-13 | 2019-03-01 | 恒天九五重工有限公司 | A kind of multifunction hydraulic maintenance system |
| CN109458364A (en) * | 2018-12-13 | 2019-03-12 | 恒天九五重工有限公司 | A kind of portable debugging hydraulic power unit |
| CN109604268A (en) * | 2018-12-10 | 2019-04-12 | 中国航发南方工业有限公司 | Rush oil machine |
| CN112179635A (en) * | 2020-09-23 | 2021-01-05 | 中国航发沈阳黎明航空发动机有限责任公司 | Method and device for detecting performance of fuel nozzle of aircraft engine |
| CN113299173A (en) * | 2021-06-08 | 2021-08-24 | 无锡航试电液系统有限公司 | Nozzle demonstration oil way flow applied to aerospace |
-
2011
- 2011-04-12 CN CN2011201058092U patent/CN202057493U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104390788A (en) * | 2014-11-19 | 2015-03-04 | 中国南方航空工业(集团)有限公司 | Oil supply oil way used for engine test bed and method for controlling oil supply oil way |
| CN107462413A (en) * | 2017-09-18 | 2017-12-12 | 广州华润热电有限公司 | A kind of experiment detection device |
| CN109604268A (en) * | 2018-12-10 | 2019-04-12 | 中国航发南方工业有限公司 | Rush oil machine |
| CN109404369A (en) * | 2018-12-13 | 2019-03-01 | 恒天九五重工有限公司 | A kind of multifunction hydraulic maintenance system |
| CN109458364A (en) * | 2018-12-13 | 2019-03-12 | 恒天九五重工有限公司 | A kind of portable debugging hydraulic power unit |
| CN112179635A (en) * | 2020-09-23 | 2021-01-05 | 中国航发沈阳黎明航空发动机有限责任公司 | Method and device for detecting performance of fuel nozzle of aircraft engine |
| CN112179635B (en) * | 2020-09-23 | 2022-08-02 | 中国航发沈阳黎明航空发动机有限责任公司 | Method and device for detecting performance of fuel nozzle of aircraft engine |
| CN113299173A (en) * | 2021-06-08 | 2021-08-24 | 无锡航试电液系统有限公司 | Nozzle demonstration oil way flow applied to aerospace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20140412 |